150:1 Praise ye the Lord in his holy places: praise ye him in the firmament of his power.
150:2 Praise ye him for his mighty acts: praise ye him according to the multitude of his greatness.
150:3 Praise him with the sound of trumpet: praise him with psaltery and harp.
150:4 Praise him with timbrel and choir: praise him with strings and organs.
150:5 Praise him on high sounding cymbals: praise him on cymbals of joy: let every spirit praise the Lord. Alleluia.
The verse centers on "Spirit", "praise", "lord", "holy", "places", "firmament", and "power". It is saying that the verse draws attention to "Spirit" and "praise", so its meaning should be read from those terms before moving to application.
The local DRB text gives this verse as the immediate unit, so "Spirit" and "praise" carries the first interpretive weight. In Psalms context, the local focus is worship, trust, the LORD's kingship, and covenant mercy.
A plain takeaway is to answer the verse's own emphasis on "Spirit" and "praise" with trust shaped by these words, not by a vague optimism outside the passage.